Table 1. Demographic and Clinical Characteristics for Study Sample.
| Variable | Mean (SD) or % | Range |
|---|---|---|
| Age (years) | 42.0 (11.3) | 18–66 |
| Sex (males) | 74.6 | — |
| Race | ||
| White | 63.0 | — |
| Black | 32.6 | — |
| Other | 4.4 | — |
| Employment status (unemployed) | 83.7 | — |
| Patient's education (years) | 12.1 (2.3) | 3–21 |
| Illness duration (years since first prescribed antipsychotic medication) | 15.1 (11.5) | 0–56 |
| Motivation score | 7.9 (4.2) | 0–18 |
| Social amotivation score | 9.2 (3.4) | 3–18 |
| Symptoms at 6 months | ||
| PANSS (total score) | 64.4 (16.6) | 30–122 |
| PANSS—positive subscale score | 14.6 (5.0) | 7–35 |
| PANSS—negative subscale score | 17.9 (5.9) | 7–37 |
| PANSS—general psychopathology subscale score | 31.9 (8.7) | 16–63 |
| Motivation score | 8.6 (4.2) | 0–18 |
| Social amotivation score | 8.3 (3.2) | 3–18 |
Abbreviations: PANSS: Positive and Negative Syndrome Scale.